我有一个Spring Boot 2.1.4.RELEASE应用程序。它使用第三方API。随邮差Versión6.7.4。
我使用此URL进行身份验证:
https://bonanza.com:7688/pecador/api/v1/auth和身体:{ "username": "[email protected]","password": "sdfhhskj$(I$" }
它完美无缺
我已经实现了这个方法:
protected String authToken (Authentication auth) {
// Request Header
HttpHeaders headers = new HttpHeaders();
headers.setContentType(MediaType.APPLICATION_JSON);
headers.add("Accept", "application/json");
// Request Body
MultiValueMap<String, String> parametersMap = new LinkedMultiValueMap<String, String>();
parametersMap.add("username", auth.getName());
parametersMap.add("password", (String)auth.getCredentials());
// Request Entity
HttpEntity<MultiValueMap<String, String>> requestEntity = new HttpEntity<>(parametersMap, headers);
// RestTemplate
RestTemplate restTemplate = new RestTemplate();
// POST Login
ResponseEntity<String> response = restTemplate.exchange("https://bonanza.com:7688/pecador/api/v1/auth", HttpMethod.POST, requestEntity, String.class);
HttpHeaders responseHeaders = response.getHeaders();
List<String> list = responseHeaders.get("Authorization");
return list == null || list.isEmpty() ? null : list.get(0);
}
但我有这个错误:
2019-04-25 19:55 [http-nio-2233-exec-2] ERROR i.i.w.a.e.RestResponseEntityExceptionHandler.handleInternal(95) - 500 Status Code
org.springframework.web.client.HttpClientErrorException$BadRequest: 400 null
at org.springframework.web.client.HttpClientErrorException.create(HttpClientErrorException.java:79)
at org.springframework.web.client.DefaultResponseErrorHandler.handleError(DefaultResponseErrorHandler.java:122)
at org.springframework.web.client.DefaultResponseErrorHandler.handleError(DefaultResponseErrorHandler.java:102)
at org.springframework.web.client.ResponseErrorHandler.handleError(ResponseErrorHandler.java:63)
at org.springframework.web.client.RestTemplate.handleResponse(RestTemplate.java:778)
at org.springframework.web.client.RestTemplate.doExecute(RestTemplate.java:736)
at org.springframework.web.client.RestTemplate.execute(RestTemplate.java:670)
at org.springframework.web.client.RestTemplate.exchange(RestTemplate.java:579)
我也尝试用auth.getName()
"[email protected]"
和(String)auth.getCredentials()
补充"sdfhhskj$(I$"
,结果相同
使用Postman进行测试,我在标题中设置了Content-Type:application / json:
我也试过这个代码的结果相同:
HttpHeaders headers = new HttpHeaders();
headers.setContentType(MediaType.APPLICATION_JSON);
headers.add("Accept", "application/json");
//Request Body
MultiValueMap<String, String> parametersMap = new LinkedMultiValueMap<String, String>();
parametersMap.add("username", "[email protected]");
parametersMap.add("password", "Iconofcoil100@");
HttpEntity<?> httpEntity = new HttpEntity<Object>(parametersMap, headers);
RestTemplate restTemplate = new RestTemplate();
ResponseEntity<String> response =
restTemplate.exchange( BASE_API_URL + "auth", HttpMethod.POST, httpEntity,String.class);
HttpHeaders responseHeaders = response.getHeaders();
List<String> list = responseHeaders.get("Authorization");
return list == null || list.isEmpty() ? null : list.get(0);
你的路线:
// Request Entity
HttpEntity<MultiValueMap<String, String>> requestEntity = new HttpEntity<>(parametersMap, headers);
是错的。只有这样做:
HttpEntity<?> httpEntity = new HttpEntity<Object>(parametersMap, requestHeaders);
因为parametersMap是一个MultiValueMap,但你也使用MultiValueMap类型声明HttpEntity,并且这种情况不正确。
编辑:
好的,MultiValueMap用于请愿“MediaType.APPLICATION_FORM_URLENCODED”。您的案例是“MediaType.APPLICATION_JSON”。您可以创建一个包装用户名和密码的对象并发送此对象。例如:
public class ObjectRequest {
private String username;
private String password;
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
}
然后:
ObjectRequest obr = new ObjectRequest();
obr.setUsername("[email protected]");
obr.setPassword("sdfhhskj$(I$");
并将此对象作为对象放在HttpEntity中:
HttpEntity<ObjectRequest> requestEntity = new HttpEntity<ObjectRequest>(obr, headers);
这会自动将对象转换为json。
这个怎么样?
protected String authToken (Authentication auth) {
Map<String, String> body = Map.of(
"username", auth.getName(),
"password", (String)auth.getCredentials());
RestTemplate restTemplate = new RestTemplate();
ResponseEntity<String> response = restTemplate.postForEntity("https://bonanza.com:7688/pecador/api/v1/auth", body, String.class);
HttpHeaders responseHeaders = response.getHeaders();
List<String> list = responseHeaders.get("Authorization");
return list == null || list.isEmpty() ? null : list.get(0);
}